mirror of
https://github.com/hrydgard/ppsspp.git
synced 2026-09-07 21:23:29 +02:00
277 lines
7.1 KiB
C++
277 lines
7.1 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#ifdef _WIN32
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#include <windows.h>
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#else
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#include <sys/time.h>
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#endif
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#include <time.h>
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#include "base/timeutil.h"
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#include "HLE.h"
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#include "../MIPS/MIPS.h"
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#include "sceKernel.h"
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#include "sceRtc.h"
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#include "../CoreTiming.h"
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// Grabbed from JPSCP
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// This is # of microseconds between January 1, 0001 and January 1, 1970.
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const u64 rtcMagicOffset = 62135596800000000L;
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u64 __RtcGetCurrentTick()
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{
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// TODO: It's probably expecting ticks since January 1, 0001?
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return cyclesToUs(CoreTiming::GetTicks()) + rtcMagicOffset;
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}
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#ifdef _WIN32
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#define FILETIME_FROM_UNIX_EPOCH_US 11644473600000000ULL
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void gettimeofday(timeval *tv, void *ignore)
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{
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FILETIME ft_utc, ft_local;
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GetSystemTimeAsFileTime(&ft_utc);
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ft_local = ft_utc;
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u64 from_1601_us = (((u64) ft_local.dwHighDateTime << 32ULL) + (u64) ft_local.dwLowDateTime) / 10ULL;
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u64 from_1970_us = from_1601_us - FILETIME_FROM_UNIX_EPOCH_US;
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tv->tv_sec = long(from_1970_us / 1000000UL);
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tv->tv_usec = from_1970_us % 1000000UL;
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}
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#endif
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void __RtcTmToPspTime(ScePspDateTime &t, tm *val)
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{
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t.year = val->tm_year + 1900;
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t.month = val->tm_mon + 1;
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t.day = val->tm_mday;
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t.hour = val->tm_hour;
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t.minute = val->tm_min;
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t.second = val->tm_sec;
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}
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bool __RtcValidatePspTime(ScePspDateTime &t)
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{
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return t.year > 0;
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}
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u32 sceRtcGetTickResolution()
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{
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DEBUG_LOG(HLE, "sceRtcGetTickResolution()");
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return 1000000;
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}
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u32 sceRtcGetCurrentTick(u32 tickPtr)
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{
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DEBUG_LOG(HLE, "sceRtcGetCurrentTick(%08x)", tickPtr);
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u64 curTick = __RtcGetCurrentTick();
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if (Memory::IsValidAddress(tickPtr))
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Memory::Write_U64(curTick, tickPtr);
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return 0;
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}
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u64 sceRtcGetAcculumativeTime()
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{
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DEBUG_LOG(HLE, "sceRtcGetAcculumativeTime()");
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return __RtcGetCurrentTick();
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}
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u32 sceRtcGetCurrentClock(u32 pspTimePtr, int tz)
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{
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DEBUG_LOG(HLE, "sceRtcGetCurrentClock(%08x, %d)", pspTimePtr, tz);
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timeval tv;
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gettimeofday(&tv, NULL);
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time_t sec = (time_t) tv.tv_sec;
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tm *utc = gmtime(&sec);
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utc->tm_isdst = -1;
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utc->tm_min += tz;
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mktime(utc);
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ScePspDateTime ret;
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__RtcTmToPspTime(ret, utc);
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ret.microsecond = tv.tv_usec;
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if (Memory::IsValidAddress(pspTimePtr))
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Memory::WriteStruct(pspTimePtr, &ret);
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return 0;
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}
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u32 sceRtcGetCurrentClockLocalTime(u32 pspTimePtr)
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{
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DEBUG_LOG(HLE, "sceRtcGetCurrentClockLocalTime(%08x)", pspTimePtr);
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timeval tv;
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gettimeofday(&tv, NULL);
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time_t sec = (time_t) tv.tv_sec;
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tm *local = localtime(&sec);
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ScePspDateTime ret;
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__RtcTmToPspTime(ret, local);
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ret.microsecond = tv.tv_usec;
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if (Memory::IsValidAddress(pspTimePtr))
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Memory::WriteStruct(pspTimePtr, &ret);
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return 0;
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}
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u32 sceRtcSetTick(u32 pspTimePtr, u32 tickPtr)
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{
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DEBUG_LOG(HLE, "HACK sceRtcSetTick(%08x, %08x)", pspTimePtr, tickPtr);
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if (Memory::IsValidAddress(pspTimePtr) && Memory::IsValidAddress(tickPtr))
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{
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time_t sec = (time_t)Memory::Read_U64(tickPtr);
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tm *local = localtime(&sec);
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ScePspDateTime ret;
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__RtcTmToPspTime(ret, local);
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Memory::WriteStruct(pspTimePtr, &ret);
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}
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return 0;
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}
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u32 sceRtcGetTick(u32 pspTimePtr, u32 tickPtr)
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{
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DEBUG_LOG(HLE, "sceRtcGetTick(%08x, %08x)", pspTimePtr, tickPtr);
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ScePspDateTime pt;
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if (Memory::IsValidAddress(pspTimePtr) && Memory::IsValidAddress(tickPtr))
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{
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Memory::ReadStruct(pspTimePtr, &pt);
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if (!__RtcValidatePspTime(pt))
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return SCE_KERNEL_ERROR_INVALID_VALUE;
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tm local;
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local.tm_year = pt.year - 1900;
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local.tm_mon = pt.month - 1;
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local.tm_mday = pt.day;
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local.tm_wday = -1;
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local.tm_yday = -1;
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local.tm_hour = pt.hour;
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local.tm_min = pt.minute;
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local.tm_sec = pt.second;
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local.tm_isdst = -1;
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time_t seconds = mktime(&local);
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u64 result = rtcMagicOffset + (u64) seconds * 1000000ULL;
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result += pt.microsecond;
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Memory::Write_U64(result, tickPtr);
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}
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return 0;
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}
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u32 sceRtcGetDayOfWeek(u32 year, u32 month, u32 day)
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{
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DEBUG_LOG(HLE, "sceRtcGetDayOfWeek(%d, %d, %d)", year, month, day);
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static u32 t[] = { 0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4 };
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if (month > 12 || month < 1) {
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// Preventive crashfix
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ERROR_LOG(HLE,"Bad month");
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return 0;
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}
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year -= month < 3;
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return ( year + year/4 - year/100 + year/400 + t[month-1] + day) % 7;
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}
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u32 sceRtcGetDaysInMonth(u32 year, u32 month)
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{
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DEBUG_LOG(HLE, "sceRtcGetDaysInMonth(%d, %d)", year, month);
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u32 numberOfDays;
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if (year <= 0 || month <= 0 || month > 12)
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return SCE_KERNEL_ERROR_INVALID_ARGUMENT;
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switch (month)
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{
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case 4:
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case 6:
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case 9:
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case 11:
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numberOfDays = 30;
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break;
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case 2:
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if ((year % 4 == 0 && year % 100 != 0) || (year % 400 == 0))
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numberOfDays = 29;
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else
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numberOfDays = 28;
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break;
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default:
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numberOfDays = 31;
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break;
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}
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return numberOfDays;
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}
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const HLEFunction sceRtc[] =
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{
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{0xC41C2853, WrapU_V<sceRtcGetTickResolution>, "sceRtcGetTickResolution"},
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{0x3f7ad767, WrapU_U<sceRtcGetCurrentTick>, "sceRtcGetCurrentTick"},
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{0x011F03C1, WrapU64_V<sceRtcGetAcculumativeTime>, "sceRtcGetAccumulativeTime"},
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{0x029CA3B3, WrapU64_V<sceRtcGetAcculumativeTime>, "sceRtcGetAccumlativeTime"},
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{0x4cfa57b0, WrapU_UI<sceRtcGetCurrentClock>, "sceRtcGetCurrentClock"},
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{0xE7C27D1B, WrapU_U<sceRtcGetCurrentClockLocalTime>, "sceRtcGetCurrentClockLocalTime"},
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{0x34885E0D, 0, "sceRtcConvertUtcToLocalTime"},
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{0x779242A2, 0, "sceRtcConvertLocalTimeToUTC"},
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{0x42307A17, 0, "sceRtcIsLeapYear"},
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{0x05ef322c, WrapU_UU<sceRtcGetDaysInMonth>, "sceRtcGetDaysInMonth"},
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{0x57726bc1, WrapU_UUU<sceRtcGetDayOfWeek>, "sceRtcGetDayOfWeek"},
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{0x4B1B5E82, 0, "sceRtcCheckValid"},
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{0x3a807cc8, 0, "sceRtcSetTime_t"},
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{0x27c4594c, 0, "sceRtcGetTime_t"},
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{0xF006F264, 0, "sceRtcSetDosTime"},
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{0x36075567, 0, "sceRtcGetDosTime"},
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{0x7ACE4C04, 0, "sceRtcSetWin32FileTime"},
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{0xCF561893, 0, "sceRtcGetWin32FileTime"},
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{0x7ED29E40, WrapU_UU<sceRtcSetTick>, "sceRtcSetTick"},
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{0x6FF40ACC, WrapU_UU<sceRtcGetTick>, "sceRtcGetTick"},
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{0x9ED0AE87, 0, "sceRtcCompareTick"},
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{0x44F45E05, 0, "sceRtcTickAddTicks"},
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{0x26D25A5D, 0, "sceRtcTickAddMicroseconds"},
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{0xF2A4AFE5, 0, "sceRtcTickAddSeconds"},
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{0xE6605BCA, 0, "sceRtcTickAddMinutes"},
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{0x26D7A24A, 0, "sceRtcTickAddHours"},
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{0xE51B4B7A, 0, "sceRtcTickAddDays"},
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{0xCF3A2CA8, 0, "sceRtcTickAddWeeks"},
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{0xDBF74F1B, 0, "sceRtcTickAddMonths"},
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{0x42842C77, 0, "sceRtcTickAddYears"},
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{0xC663B3B9, 0, "sceRtcFormatRFC2822"},
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{0x7DE6711B, 0, "sceRtcFormatRFC2822LocalTime"},
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{0x0498FB3C, 0, "sceRtcFormatRFC3339"},
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{0x27F98543, 0, "sceRtcFormatRFC3339LocalTime"},
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{0xDFBC5F16, 0, "sceRtcParseDateTime"},
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{0x28E1E988, 0, "sceRtcParseRFC3339"},
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};
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void Register_sceRtc()
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{
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RegisterModule("sceRtc", ARRAY_SIZE(sceRtc), sceRtc);
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}
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